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DE69941236D1 - Optical autofocus for use with microtiter plates - Google Patents

Optical autofocus for use with microtiter plates

Info

Publication number
DE69941236D1
DE69941236D1 DE69941236T DE69941236T DE69941236D1 DE 69941236 D1 DE69941236 D1 DE 69941236D1 DE 69941236 T DE69941236 T DE 69941236T DE 69941236 T DE69941236 T DE 69941236T DE 69941236 D1 DE69941236 D1 DE 69941236D1
Authority
DE
Germany
Prior art keywords
microtiter plates
optical autofocus
autofocus
optical
microtiter
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69941236T
Other languages
German (de)
Inventor
Bala S Manian
David M Heffelfinger
Edward M Goldberg
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BD Biosciences Systems and Reagents Inc
Original Assignee
BD Biosciences Systems and Reagents Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by BD Biosciences Systems and Reagents Inc filed Critical BD Biosciences Systems and Reagents Inc
Application granted granted Critical
Publication of DE69941236D1 publication Critical patent/DE69941236D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B21/00—Microscopes
    • G02B21/34—Microscope slides, e.g. mounting specimens on microscope slides
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G01N21/645—Specially adapted constructive features of fluorimeters
    • G01N21/6452—Individual samples arranged in a regular 2D-array, e.g. multiwell plates
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B21/00—Microscopes
    • G02B21/24—Base structure
    • G02B21/241—Devices for focusing

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Optical Measuring Cells (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Automatic Focus Adjustment (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
DE69941236T 1999-02-05 1999-05-03 Optical autofocus for use with microtiter plates Expired - Lifetime DE69941236D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/245,782 US6130745A (en) 1999-01-07 1999-02-05 Optical autofocus for use with microtiter plates

Publications (1)

Publication Number Publication Date
DE69941236D1 true DE69941236D1 (en) 2009-09-17

Family

ID=22928053

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69938512T Expired - Lifetime DE69938512T2 (en) 1999-02-05 1999-05-03 OPTICAL AUTOFOKUS FOR USE ON MICROTITER PLATES
DE69941236T Expired - Lifetime DE69941236D1 (en) 1999-02-05 1999-05-03 Optical autofocus for use with microtiter plates

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69938512T Expired - Lifetime DE69938512T2 (en) 1999-02-05 1999-05-03 OPTICAL AUTOFOKUS FOR USE ON MICROTITER PLATES

Country Status (5)

Country Link
US (2) US6130745A (en)
EP (2) EP1942333B1 (en)
JP (1) JP4521121B2 (en)
DE (2) DE69938512T2 (en)
WO (1) WO2000046590A1 (en)

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Also Published As

Publication number Publication date
US6441894B1 (en) 2002-08-27
EP1169632A1 (en) 2002-01-09
WO2000046590A1 (en) 2000-08-10
JP2002541430A (en) 2002-12-03
DE69938512T2 (en) 2009-04-30
US6130745A (en) 2000-10-10
EP1169632A4 (en) 2007-07-18
EP1942333A1 (en) 2008-07-09
EP1942333B1 (en) 2009-08-05
EP1169632B1 (en) 2008-04-09
JP4521121B2 (en) 2010-08-11
DE69938512D1 (en) 2008-05-21

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Legal Events

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8364 No opposition during term of opposition